21091784832

素因数分解:

$2^7\times 3^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1999}}^1$

素因数の和:2136

約数の個数: 256

約数和(自身を含む): 64627200000

約数和(自身を除く): 43535415168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 64, 71, 72, 86, 96, 108, 128, 129, 142, 144, 172, 192, 213, 216, 258, 284, 288, 344, 384, 387, 426, 432, 516, 568, 576, 639, 688, 774, 852, 864, 1032, 1136, 1152, 1161, 1278, 1376, 1548, 1704, 1728, 1917, 1999, 2064, 2272, 2322, 2556, 2752, 3053, 3096, 3408, 3456, 3834, 3998, 4128, 4544, 4644, 5112, 5504, 5997, 6106, 6192, 6816, 7668, 7996, 8256, 9088, 9159, 9288, 10224, 11994, 12212, 12384, 13632, 15336, 15992, 16512, 17991, 18318, 18576, 20448, 23988, 24424, 24768, 27264, 27477, 30672, 31984, 35982, 36636, 37152, 40896, 47976, 48848, 49536, 53973, 54954, 61344, 63968, 71964, 73272, 74304, 81792, 82431, 85957, 95952, 97696, 107946, 109908, 122688, 127936, 141929, 143928, 146544, 148608, 164862, 171914, 191904, 195392, 215892, 219816, 245376, 255872, 257871, 283858, 287856, 293088, 329724, 343828, 383808, 390784, 425787, 431784, 439632, 515742, 567716, 575712, 586176, 659448, 687656, 767616, 773613, 851574, 863568, 879264, 1031484, 1135432, 1151424, 1172352, 1277361, 1318896, 1375312, 1547226, 1703148, 1727136, 1758528, 2062968, 2270864, 2302848, 2320839, 2554722, 2637792, 2750624, 3094452, 3406296, 3454272, 3517056, 3832083, 4125936, 4541728, 4641678, 5109444, 5275584, 5501248, 6102947, 6188904, 6812592, 6908544, 7664166, 8251872, 9083456, 9283356, 10218888, 10551168, 11002496, 12205894, 12377808, 13625184, 15328332, 16503744, 18166912, 18308841, 18566712, 20437776, 24411788, 24755616, 27250368, 30656664, 33007488, 36617682, 37133424, 40875552, 48823576, 49511232, 54500736, 54926523, 61313328, 73235364, 74266848, 81751104, 97647152, 99022464, 109853046, 122626656, 146470728, 148533696, 163502208, 164779569, 195294304, 219706092, 245253312, 292941456, 297067392, 329559138, 390588608, 439412184, 490506624, 585882912, 659118276, 781177216, 878824368, 1171765824, 1318236552, 1757648736, 2343531648, 2636473104, 3515297472, 5272946208, 7030594944, 10545892416, 21091784832]

約数ペア:

[(1, 21091784832), (2, 10545892416), (3, 7030594944), (4, 5272946208), (6, 3515297472), (8, 2636473104), (9, 2343531648), (12, 1757648736), (16, 1318236552), (18, 1171765824), (24, 878824368), (27, 781177216), (32, 659118276), (36, 585882912), (43, 490506624), (48, 439412184), (54, 390588608), (64, 329559138), (71, 297067392), (72, 292941456), (86, 245253312), (96, 219706092), (108, 195294304), (128, 164779569), (129, 163502208), (142, 148533696), (144, 146470728), (172, 122626656), (192, 109853046), (213, 99022464), (216, 97647152), (258, 81751104), (284, 74266848), (288, 73235364), (344, 61313328), (384, 54926523), (387, 54500736), (426, 49511232), (432, 48823576), (516, 40875552), (568, 37133424), (576, 36617682), (639, 33007488), (688, 30656664), (774, 27250368), (852, 24755616), (864, 24411788), (1032, 20437776), (1136, 18566712), (1152, 18308841), (1161, 18166912), (1278, 16503744), (1376, 15328332), (1548, 13625184), (1704, 12377808), (1728, 12205894), (1917, 11002496), (1999, 10551168), (2064, 10218888), (2272, 9283356), (2322, 9083456), (2556, 8251872), (2752, 7664166), (3053, 6908544), (3096, 6812592), (3408, 6188904), (3456, 6102947), (3834, 5501248), (3998, 5275584), (4128, 5109444), (4544, 4641678), (4644, 4541728), (5112, 4125936), (5504, 3832083), (5997, 3517056), (6106, 3454272), (6192, 3406296), (6816, 3094452), (7668, 2750624), (7996, 2637792), (8256, 2554722), (9088, 2320839), (9159, 2302848), (9288, 2270864), (10224, 2062968), (11994, 1758528), (12212, 1727136), (12384, 1703148), (13632, 1547226), (15336, 1375312), (15992, 1318896), (16512, 1277361), (17991, 1172352), (18318, 1151424), (18576, 1135432), (20448, 1031484), (23988, 879264), (24424, 863568), (24768, 851574), (27264, 773613), (27477, 767616), (30672, 687656), (31984, 659448), (35982, 586176), (36636, 575712), (37152, 567716), (40896, 515742), (47976, 439632), (48848, 431784), (49536, 425787), (53973, 390784), (54954, 383808), (61344, 343828), (63968, 329724), (71964, 293088), (73272, 287856), (74304, 283858), (81792, 257871), (82431, 255872), (85957, 245376), (95952, 219816), (97696, 215892), (107946, 195392), (109908, 191904), (122688, 171914), (127936, 164862), (141929, 148608), (143928, 146544)]